It’s autumn, and that means the leaves on the trees are turning beautiful shades of yellow and red, before falling off entirely ... the time and they don’t fall off. The reason for this ...

In the usual explanation, the leaves fade, turning yellow in October. Eventually the leaves die, falling off of the trees. Hence, we often call the season "fall." Biologically speaking, though, the ...

At the same time, the tree seals the cut, so that when the leaf is finally blown off by the wind or falls from its own weight, it leaves behind a leaf scar. Most of the broad-leaved trees in the North ...

They stretch upwards in the sunshine, shiver in the chilly wind, work with a partner to grow as a tree, then spin around slowly, like the leaves falling. They then dance quickly around the space ...